Night-Time Light Remote Sensing Mapping: Construction and Analysis of Ethnic Minority Development Index

Using toponym data, population and night-time light we visualized the development index of Yi, Wa, Zhuang, Naxi, Hani, Dai ethnic groups on ArcGIS as well distribution 25 minorities in study area. First, extracted data area, combined with proportion each group, then obtained group We compared indexes higher indexes. The results show that Yi nationality’s was highest, reaching 28.86 (with two decimal places), lowest (15.22). areas highest minority were concentrated core area development, size varied minority’s distance. According to minorities, found distributed almost entire while other had obvious geographical characteristics, there multiple living together. This research is great significance cultural protection remote sensing mapping lights at night.